Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AB5AT callsign genealogy
Currently held by Otano, Anibal A
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by AB5AT's current licensee, walking backwards.
- Otano, Anibal ATXgranted 2011-12-06cancelled 2012-03-20
Successor callsigns
Callsigns held now by people who previously held AB5AT.
No current licensee on record previously held this callsign.